Swiff Charts is a instinctive, simple Chart making program which is great for crafting great looking charts.
There are ample options when it comes to formatting, and the end results looks very professional. Styles can be customized, and there are many pre-programmed styles which should fit the bill for most users. There are some limitations, specifically when it comes to showing multiple data series. With that being said, when it comes to a simple, clean, and professional charts and graphs, there is no better product out there. Stop using those ugly Excel graph’s for presentations. As they say, God is in the details.